Drive Selection: Solution Details
Drive System: 3272G024CR + 38/1 415:1
Results of the Load Calculation
Load current | 551,19 | mA |
Load voltage | 11,73 | V |
Motor winding temperature | 30,19 | °C |
Motor housing temperature | 29,6 | °C |
Required motor torque | 18,82 | mNm |
Required motor speed | 2.492,58 | 1/min |
Output power | 2,44 | W |
Efficiency (over all) | 37,8 | % |
Overall Dimensions
Diameter | 38 | mm |
Length | 134,7 | mm |
Mass | 687 | g |
Motor Characteristic Data
(3272G024CR)Nominal voltage | 24 | V |
Terminal resistance | 820 | mΩ |
Torque constant | 41,6 | mNm/A |
No load speed | 5.500 | 1/min |
Stall torque | 1,19 | Nm |
Speed constant | 230 | 1/min/V |
Rotor inductance | 0,19 | mH |
Slope of n-M curve | 4,5 | 1/min/mNm |
Rotor inertia | 63 | gcm² |
Mechanical time constant | 3 | ms |
RTH2 Reduction | 30 | % |
Efficiency max. | 87 | % |

Gearhead Characteristic Data
(38/1 415:1)Housing material | metal | |
Geartrain material | plastic/steel | |
Backlash at no load | 1 | ° |
Bearings on output shaft | ball bearings, preloaded | |
Shaft load, max. radial | 300 | N |
Shaft load, max. axial | 300 | N |
Shaft press fit force, max. | 350 | N |
Number of gear stages | 5 | |
Reduction ratio | 415 | :1 |
Calculated reduction | 415.42935528121 | :1 |
Continuous torque | 10 | Nm |
Mass | 375 | g |
Efficiency, max. | 55 | % |
Gearshaft diameter | 8 | mm |
Geahead diameter | 38 | mm |

Motor-, Gearhead- or Encoder preselection (optional)
Motor series | All |
Gear series | All |
Encoder series | Without encoder |
Global settings
Ambient temperature | 22 | °C |
Available diameter, max. | 100 | mm |
Available length, max. | 400 | mm |
Available supply voltage, max. | 75 | V |
Advanced settings
Available current, max. | 1 | A |
Efficiency, min. | 10 | % |
RTH2 Reduction | Default of motor. See info. | i |
Encoder: Steps per revolution, min. | 16 | i |

Your entries
Load transmission | Gear reduction | |
Required load speed | 1 | 1/min |
Required load torque | 21 | Nm |
Reduction ratioi0 | 6 | :1 |
Efficiency, max. | 90 | % |